/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.bookkeeper.stream.storage.impl.routing;

import io.grpc.Channel;

/**
 * A manager that manages all the proxy channels to other storage containers.
 */
public interface StorageContainerProxyChannelManager {

    /**
     * Get the channel to storage container <tt>scId</tt>.
     *
     * <p>The method can return `null` if the channel is not ready.
     *
     * @param scId storage container id
     * @return channel to the given storage container, or `null` if it can't connect
     */
    Channel getStorageContainerChannel(long scId);

}
